# Relationship history for MSHA mine 2103135

Current hierarchy: **James A  Anderson → ANDERSON BROTHERS CONSTRUCTION Co of Brainerd LLC → WP-2**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Anderson Brothers Const. Co. → WP-2; 1997-05-01 to 2016-08-31; source msha-controller-operator-history
- **controller_controls_mine:** James A  Anderson → WP-2; 1997-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James A  Anderson → Anderson Brothers Const. Co.; 1997-05-01 to 2016-08-31; source msha-controller-operator-history
- **controller_controls_mine:** James A  Anderson → WP-2; 2014-08-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** ANDERSON BROTHERS CONSTRUCTION Co of Brainerd LLC → WP-2; 2016-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James A  Anderson → ANDERSON BROTHERS CONSTRUCTION Co of Brainerd LLC; 2016-09-01 to current/open; source msha-controller-operator-history